JPA: caching queries

Question

I\'m using JPA to load and persist entities in my Java EE-based web application. Hibernate is used as an implementation of JPA, but I don\'t use Hibernate-specific features and

Answer 1

The is a query plan cache in Hibernate. So the HQL is not parsed every time the DAO is called (so #1 really occurs only once in your application life-time). It's QueryPlanCache. It's not heavily documented, as it "just works". But you can find more info here.